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Finding the Third Proportional to 470,943 and 1,029,309

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Solution

The third proportional to 470,943 and 1,029,309 is: 2,249,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,943 : 1,029,309 = 1,029,309 : x
  2. Step 2: Convert to fraction form
    470,943/1,029,309 = 1,029,309/x
  3. Step 3: Cross multiply
    470,943x = 1,029,309 × 1,029,309
  4. Step 4: Simplify right side
    470,943x = 1,059,477,017,481
  5. Step 5: Solve for x
    x = 1,059,477,017,481/470,943
  6. Step 6: Final answer
    x = 2,249,692.68

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.